Question 16313 – UGC NET Dec-2020 and June-2021 Paper-2
March 30, 2024UGC NET CS 2004 Dec-Paper-2
March 31, 2024Question 3763 – UGC NET CS 2015 Jun- paper-2
Consider a proposition given as :
“ x ≥ 6, if x 2 ≥ 5 and its proof as:
If x ≥ 6, then x 2 = x.x ≥ 6.6 = 36 ≥ 25
Which of the following is correct w.r.to the given proposition and its proof?
(a)The proof shows the converse of what is to be proved.
(b)The proof starts by assuming what is to be shown.
(c)The proof is correct and there is nothing wrong.
Correct Answer: C
Question 10 Explanation:
The proof which is described in the question is wrong because for a given “x” value , x 2 >=5 but in the proof they mentioned 36>=25 which is wrong.
(a) only
(c) only
(a) and (b)
(b) only